Table 4.
Properties of T. reesei Cellulases
| Enzyme | New name | Molecular mass (kDa) | pI | Conc (%)b | Stereo-selectivity | No. of residues | Position of CBM |
|---|---|---|---|---|---|---|---|
| CBH I | Cel 7A | 59–68 | 3.5–4.2 | 50–60 | Retaining | 497 | C |
| CBH II | Cel 6A | 50–58 | 5.1–6.3 | 15–18 | Inverting | 447 | N |
| EG1 | Cel 7B | 50–55 | 4.6 | 12–15 | Retaining | 436 | C |
| EG II | Cel 5A | 48 | 5.5 | 9–11 | Retaining | 397 | N |
| EG III | Cel 12A | 25 | 7.4 | 0–3 | Retaining | 218 | Nab |
| EG IV | Cel 45A | 37a | Na | na | Na | 344 | C |
| EG V | Cel 61A | 23a | 2.8–3.0 | 0–3 | Inverting | 270 | C |
| BGL I | Cel 3A | 71 | 8.7 | Na | Na | Na | Na |
| BGL II | Cel 1A | 114 | 4.8 | Na | Na | Na | Na |
Ref Tolan (2002)
CBH cellobiohydrolase, EG endoglucanase, BGL beta-glucosidase
acalculated according to the amino acid sequence deducted from gene sequence
bCel 12A does not have a Cellulose binding module